IT1020560B - Dispositivo di lettura di porzioni di schede perforate - Google Patents

Dispositivo di lettura di porzioni di schede perforate

Info

Publication number
IT1020560B
IT1020560B IT6788874A IT6788874A IT1020560B IT 1020560 B IT1020560 B IT 1020560B IT 6788874 A IT6788874 A IT 6788874A IT 6788874 A IT6788874 A IT 6788874A IT 1020560 B IT1020560 B IT 1020560B
Authority
IT
Italy
Prior art keywords
reading portions
perforated cards
perforated
cards
reading
Prior art date
Application number
IT6788874A
Other languages
English (en)
Inventor
G Dalloca
G Bracciforti
Original Assignee
Sits Soc It Telecom Siemens
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Sits Soc It Telecom Siemens filed Critical Sits Soc It Telecom Siemens
Priority to IT6788874A priority Critical patent/IT1020560B/it
Priority to BE153489A priority patent/BE825698A/xx
Priority to GB841175A priority patent/GB1492116A/en
Priority to FR7506333A priority patent/FR2265138B1/fr
Priority to DE19752512544 priority patent/DE2512544A1/de
Application granted granted Critical
Publication of IT1020560B publication Critical patent/IT1020560B/it

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
    • G06K7/00—Methods or arrangements for sensing record carriers, e.g. for reading patterns
    • G06K7/01—Details
    • G06K7/016—Synchronisation of sensing process
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
    • G06K7/00—Methods or arrangements for sensing record carriers, e.g. for reading patterns
    • G06K7/10—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Artificial Intelligence (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Health & Medical Sciences (AREA)
  • Electromagnetism (AREA)
  • General Health & Medical Sciences (AREA)
  • Toxicology (AREA)
  • Conveying Record Carriers (AREA)
IT6788874A 1974-03-21 1974-03-21 Dispositivo di lettura di porzioni di schede perforate IT1020560B (it)

Priority Applications (5)

Application Number Priority Date Filing Date Title
IT6788874A IT1020560B (it) 1974-03-21 1974-03-21 Dispositivo di lettura di porzioni di schede perforate
BE153489A BE825698A (fr) 1974-03-21 1975-02-19 Lecteur de parties ou zones determinees de cartes perforees
GB841175A GB1492116A (en) 1974-03-21 1975-02-28 Readers for punched cards
FR7506333A FR2265138B1 (it) 1974-03-21 1975-02-28
DE19752512544 DE2512544A1 (de) 1974-03-21 1975-03-21 Lochkartenleser

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT6788874A IT1020560B (it) 1974-03-21 1974-03-21 Dispositivo di lettura di porzioni di schede perforate

Publications (1)

Publication Number Publication Date
IT1020560B true IT1020560B (it) 1977-12-30

Family

ID=11306097

Family Applications (1)

Application Number Title Priority Date Filing Date
IT6788874A IT1020560B (it) 1974-03-21 1974-03-21 Dispositivo di lettura di porzioni di schede perforate

Country Status (5)

Country Link
BE (1) BE825698A (it)
DE (1) DE2512544A1 (it)
FR (1) FR2265138B1 (it)
GB (1) GB1492116A (it)
IT (1) IT1020560B (it)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ZA776221B (en) * 1976-11-24 1978-06-28 Access Control Syst Code identification apparatus
US4187980A (en) * 1978-06-29 1980-02-12 Peripheral Dynamics, Inc. Badge reader with reliable data clocking means
US4393302A (en) * 1982-01-04 1983-07-12 Advanced Card Systems, Ltd. Apparatus and method for reading punched cards

Also Published As

Publication number Publication date
FR2265138A1 (it) 1975-10-17
DE2512544A1 (de) 1975-10-09
FR2265138B1 (it) 1977-11-18
BE825698A (fr) 1975-06-16
GB1492116A (en) 1977-11-16

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